Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
With the onset of December, the average high-temperature stands at a still warm 26°C (78.8°F), closely aligned with November's 23.9°C (75°F). During December, Mongaguá's temperature shows a minor deviation from daytime highs, falling to a steady low-temperature average of 21.5°C (70.7°F).Humidity
In Mongaguá, the average relative humidity in December is 85%.Rainfall
In Mongaguá, Brazil, in December, during 21.8 rainfall days, 76mm (2.99") of precipitation is typically accumulated. Throughout the year, there are 205.3 rainfall days, and 750mm (29.53") of precipitation is accumulated.Daylight
December has the longest days of the year, with an average of 13h and 36min of daylight.On the first day of the month, sunrise is at 05:10 and sunset at 18:41. On the last day of December, sunrise is at 05:21 and sunset at 18:58 -03.
Sunshine
The average sunshine in December is 7.1h.UV index
The months with the highest UV index are January through March, June and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A typical high UV index of 6 in December suggests the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Frequently asked questions
What is the temperature in December in Mongaguá?
What is the average humidity in December in Mongaguá?
How many days does it rain in December in Mongaguá?
When are the longest days in Mongaguá?
What is the average length of the day in December in Mongaguá?
What time are sunrise and sunset in December in Mongaguá?
How long on average sun shines in December in Mongaguá?
When is the highest UV index in Mongaguá?
How high is the UV index in December in Mongaguá?
Average temperature in December
Mongaguá, Brazil
- Average high temperature in December: 26°C
The warmest month (with the highest average high temperature) is February (27.6°C).
The month with the lowest average high temperature is July (21.4°C).
- Average low temperature in December: 21.5°C
The months with the highest average low temperature are January and February (22.5°C).
The coldest month (with the lowest average low temperature) is August (16.3°C).
Average pressure in December
Mongaguá, Brazil
- Average pressure in December: 1011.5mbar
The month with the highest atmospheric pressure is July (1020.1mbar).
The month with the lowest atmospheric pressure is December (1011.5mbar).
Average wind speed in December
Mongaguá, Brazil
- Average wind speed in December: 10.3km/h
The windiest month (with the highest average wind speed) is November (11.2km/h).
The calmest month (with the lowest average wind speed) is February (9.4km/h).
Average humidity in December
Mongaguá, Brazil
- Average humidity in December: 85%
The month with the highest relative humidity is November (86%).
The month with the lowest relative humidity is August (81%).
Average rainfall in December
Mongaguá, Brazil
- Average rainfall in December: 76mm
The wettest month (with the highest rainfall) is January (112mm).
The driest month (with the least rainfall) is August (35mm).
Average rainfall days in December
Mongaguá, Brazil
- Average rainfall days in December: 21.8 days
The month with the highest number of rainy days is January (23.7 days).
The month with the least rainy days is August (10.4 days).
Average daylight in December /
Average sunshine in December
Mongaguá, Brazil
- Average daylight in December: 13h and 4min
The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 42min).
- Average sunshine in December: 7h and 1min
The months with the most sunshine are February and April (Average sunshine: 7h and 42min).
The month with the least sunshine is November (Average sunshine: 6h and 30min).
Average sunshine days in December
Mongaguá, Brazil
- Average sunshine days in December: 6.7 days
The month with the most sunshine days is August (18.1 days).
The month with the least sunshine days is February (4 days).
Average UV index in December
Mongaguá, Brazil
- Average UV index in December: 6
The months with the highest UV index are January, February, March, June and December (UV index 6).
The months with the lowest UV index are April, May, July, August, September, October and November (UV index 5).
Average cloud cover in December
Mongaguá, Brazil
- Average cloud cover in December: 50
The month with the most cloud cover is November (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in December
Mongaguá, Brazil
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May and June (10km).
The months with the lowest visibility are July, August, September, October, November and December (9km).
Mongaguá, Brazil
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